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Xiavelo lexi bohiweke hi tinketana eka Python Bytecode

\u003ch2\u003eXiavelo xa Nxaxamelo eka Bytecode ya Python\u003c/h2\u003e \u003cp\u003eAthikili leyi yi nyika vutivi bya nkoka na vuxokoxoko eka nhlokomhaka ya yona, leswi hoxaka xandla eka ku avelana vutivi na ku twisisa.\u003c/p\u003e \u003ch3\u003eSwilo swa nkoka swo teka\u003c/h3\u003e \u003cp\u003eR...

6 min read Via loriculus.org

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\u003ch2\u003eXiavelo xa Nxaxamelo eka Bytecode ya Python\u003c/h2\u003e \u003cp\u003eAthikili leyi yi nyika vutivi bya nkoka na vuxokoxoko eka nhlokomhaka ya yona, leswi hoxaka xandla eka ku avelana vutivi na ku twisisa.\u003c/p\u003e \u003ch3\u003eSwilo swa nkoka swo teka\u003c/h3\u003e \u003cp\u003eVahlayi va nga langutela ku vuyeriwa:\u003c/p\u003e \u003cul\u003e \u003cli\u003eKu twisisa hi vuenti ka mhaka\u003c/li\u003e \u003cli\u003eMatirhiselo lama tirhaka na ku yelana ka misava ya xiviri\u003c/li\u003e \u003cli\u003eMavonelo ya vativi na nxopaxopo\u003c/li\u003e \u003cli\u003eMahungu lama pfuxetiweke eka swiendlakalo swa sweswi\u003c/li\u003e \u003c/ul\u003e \u003ch3\u003eXiringanyeto xa Nkoka\u003c/h3\u003e \u003cp\u003eNhundzu ya khwalithi yo fana na leyi yi pfuneta ku aka vutivi na ku tlakusa ku teka swiboho leswi nga na vutivi eka tidomeni to hambana.\u003c/p\u003e

Swivutiso Leswi Vutisiwaka Nkarhi Na Nkarhi

I yini xiavelo lexi hlanganisiweke hi tinketana eka Python?

Ku averiwa hi tinketana swi ku pfumelela ku avela ntikelo lowu fanaka eka swilo swo tala leswi cinca-cincaka eka xitatimende xin’we, ku fana na a = b = c = 10. Eka xiyimo xa bytecode, Python yi kambela xivulavulelo xa voko ra xinene kan’we, kutani yi phindha mbuyelo eka xithaki hi ku tirhisa DUP_TOP ivi yi wu hlayisa eka xikongomelo xin’wana na xin’wana ku suka eximatsini ku ya exineneni. Leswi swi endla leswaku xiavelo lexi bohiweke hi tinketana xi va xo koma no tirha kahle loko xi pimanisiwa na ku tsala switatimende swa xiavelo leswi hambaneke.

Xana bytecode ya Python yi swi khoma njhani swiavelo leswi hlanganisiweke hi tinketana hi ndlela yo hambana na swiavelo swo tala?

Hi ku averiwa loku hlanganisiweke hi tinketana, xivulavulelo xi kamberiwa kan’we ntsena naswona ntikelo lowu humelelaka wu phindha-phindhiwa eka xithaki eka xihlawulekisi xin’wana na xin’wana lexi kongomisiweke. Ku hambana na sweswo, ku tsala swiavelo swo hambana ku fana na a = 10; b = 10 yi kambela literal hi ku tiyimela eka layini yin’wana na yin’wana. U nga kambela mahanyelo lawa hi ku tirhisa modyuli ya Python ya dis, leyi hambanisaka mintirho eka swiletelo swa yona swa bytecode, yi paluxa matirhelo ya DUP_TOP na STORE_NAME lama katsekaka.

Xana ku na swihinga leswi nga na ku averiwa loku bohiweke hi tinketana eka swilo leswi cinca-cincaka?

Ina — xihoxo lexi tolovelekeke i ku tsala a = b = [], leswi bohaka swilo leswi cinca-cincaka haswimbirhi eka nchumu wa nxaxamelo wa ku fana ku tlula ku tumbuluxa minxaxamelo yimbirhi leyi tiyimeleke. Ku hundzula yin’wana swi ta khumba yin’wana. Leswi swi humelela hikuva bytecode yi phindha xikombo, ku nga ri nchumu hi woxe. Ku twisisa mahanyelo lawa ya xiyimo xa bytecode swi pfuna vatumbuluxi ku papalata swihoxo leswi nga vonakiki. Mewayz yi hlanganisa semantiki leyi cinca-cincaka vs leyi nga cincekiki eka mimojula ya yona ya 207 ya Python, leyi kumekaka hi $19/mo.

Xana ndzi nga dyondza kwihi swo tala hi bytecode ya Python na makhanikhi ya le ndzeni?

Matsalwa ya ximfumo ya modyuli ya dis i masungulo lamanene yo lavisisa swiletelo swa bytecode. Eka ndlela yo dyondza leyi hlelekeke, ya mavoko leyi hlanganisaka swilo swa le ndzeni swa Python etlhelo ka vuswikoti byo tirha bya minongonoko, Mewayz yi nyika 207 wa mimojula leyi endliweke hi vutshila hi $19/mo. Timojula leti ti ya emahlweni ku suka eka miehleketo ya masungulo yo fana na ku averiwa ka swilo leswi cinca-cincaka ku ya eka tinhlokomhaka ta xiyimo xa le henhla to fana na nxopaxopo wa bytecode, vulawuri bya memori, na mahanyelo ya mutoloki.

Switirhisiwa swa Wena Hinkwaswo swa Mabindzu eka Ndhawu yin’we

Tshika ku juggle ti-app to tala. Mewayz yi hlanganisa switirhisiwa swa 207 hi $19/n’hweti ntsena — ku suka eka nhundzu ku ya eka HR, ku bukuta ku ya eka vuxopaxopi. Ku hava khadi ra xikweleti leri lavekaka ku sungula.

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